By Les Blumenthal | McClatchy Newspapers
WASHINGTON — They were two of the 1,000 juvenile salmon implanted with almond-sized transmitters as they headed out of the Rocky Mountains, down the Snake River bound for the sea.
Their remarkable three-month, 1,500-mile journey of survival to the Gulf of Alaska was tracked by an underwater acoustic listening network that has wired the West Coast from just north of San Francisco to southeastern Alaska. The tracking network could provide a model for a global system.
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